﻿using Grand.Business.Marketing.Services.Documents;
using Grand.Data;
using Grand.Data.Mongo;
using Grand.Domain.Documents;
using Grand.Infrastructure.Events;
using Grand.SharedKernel.Extensions;
using MediatR;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Moq;

namespace Grand.Business.Marketing.Tests.Services.Documents;

[TestClass]
public class DocumentTypeServiceTests
{
    private Mock<IRepository<DocumentType>> _documentTypeRepositoryMock;
    private DocumentTypeService _documentTypeService;
    private List<DocumentType> _expected;
    private IQueryable<DocumentType> _expectedQueryable;
    private Mock<IMediator> _mediatorMock;

    [TestInitialize]
    public void Init()
    {
        var settingsPath = Path.Combine("", CommonPath.AppData, CommonPath.SettingsFile);
        DataSettingsManager.Initialize(settingsPath);

        _mediatorMock = new Mock<IMediator>();
        _documentTypeRepositoryMock = new Mock<IRepository<DocumentType>>();
        var _mongoQueryableMock = new Mock<MongoRepository<DocumentType>>(Mock.Of<IAuditInfoProvider>());
        _expected = [
            new DocumentType { Name = "name1", Description = "t1", DisplayOrder = 0 },
            new DocumentType { Name = "name2", Description = "t2", DisplayOrder = 1 }
        ];
        _expectedQueryable = _expected.AsQueryable();
        //_mongoQueryableMock.Setup(x => x.ElementType).Returns(_expectedQueryable.ElementType);
        //_mongoQueryableMock.Setup(x => x.Expression).Returns(_expectedQueryable.Expression);
        //_mongoQueryableMock.Setup(x => x.Provider).Returns(_expectedQueryable.Provider);
        //_mongoQueryableMock.Setup(x => x.GetEnumerator()).Returns(_expectedQueryable.GetEnumerator());

        _documentTypeRepositoryMock.Setup(x => x.Table).Returns(_mongoQueryableMock.Object.Table);
        _documentTypeService = new DocumentTypeService(_documentTypeRepositoryMock.Object, _mediatorMock.Object);
    }

    [TestMethod]
    public async Task DeleteDocumentType_NullArgument_ThrowException()
    {
        await Assert.ThrowsExceptionAsync<ArgumentNullException>(async () => await _documentTypeService.Delete(null),
            "documentType");
    }

    [TestMethod]
    public async Task DeleteDocumentType_ValidArgument()
    {
        await _documentTypeService.Delete(new DocumentType());
        _documentTypeRepositoryMock.Verify(c => c.DeleteAsync(It.IsAny<DocumentType>()), Times.Once);
        _mediatorMock.Verify(c => c.Publish(It.IsAny<EntityDeleted<DocumentType>>(), default), Times.Once);
    }

    [TestMethod]
    public async Task GetDocumentTypeById()
    {
        await _documentTypeService.GetById("id");
        _documentTypeRepositoryMock.Verify(c => c.GetByIdAsync(It.IsAny<string>()), Times.Once);
    }

    [TestMethod]
    public async Task InsertDocumentType_NullArgument_ThrowException()
    {
        await Assert.ThrowsExceptionAsync<ArgumentNullException>(async () => await _documentTypeService.Insert(null),
            "documentType");
    }

    [TestMethod]
    public async Task InsertDocumentType_ValidArgument()
    {
        await _documentTypeService.Insert(new DocumentType());
        _documentTypeRepositoryMock.Verify(c => c.InsertAsync(It.IsAny<DocumentType>()), Times.Once);
        _mediatorMock.Verify(c => c.Publish(It.IsAny<EntityInserted<DocumentType>>(), default), Times.Once);
    }

    [TestMethod]
    public async Task UpdateDocumentType_ValidArgument()
    {
        await _documentTypeService.Update(new DocumentType());
        _documentTypeRepositoryMock.Verify(c => c.UpdateAsync(It.IsAny<DocumentType>()), Times.Once);
        _mediatorMock.Verify(c => c.Publish(It.IsAny<EntityUpdated<DocumentType>>(), default), Times.Once);
    }

    [TestMethod]
    public void UpdateDocumentType_NullArgument_ThrowException()
    {
        Assert.ThrowsExceptionAsync<ArgumentNullException>(async () => await _documentTypeService.Update(null),
            "documentType");
    }
}